EP1233287A3 - Fibre à dispersion décalée - Google Patents
Fibre à dispersion décalée Download PDFInfo
- Publication number
- EP1233287A3 EP1233287A3 EP02008187A EP02008187A EP1233287A3 EP 1233287 A3 EP1233287 A3 EP 1233287A3 EP 02008187 A EP02008187 A EP 02008187A EP 02008187 A EP02008187 A EP 02008187A EP 1233287 A3 EP1233287 A3 EP 1233287A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- dispersion
- shifted fiber
- terms
- absolute value
- wavelength
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000835 fiber Substances 0.000 title abstract 3
- 230000005540 biological transmission Effects 0.000 abstract 2
- 239000006185 dispersion Substances 0.000 abstract 2
- 230000003287 optical effect Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02004—Optical fibres with cladding with or without a coating characterised by the core effective area or mode field radius
- G02B6/02009—Large effective area or mode field radius, e.g. to reduce nonlinear effects in single mode fibres
- G02B6/02014—Effective area greater than 60 square microns in the C band, i.e. 1530-1565 nm
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/01446—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/01466—Means for changing or stabilising the diameter or form of tubes or rods
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02214—Optical fibres with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
- G02B6/02219—Characterised by the wavelength dispersion properties in the silica low loss window around 1550 nm, i.e. S, C, L and U bands from 1460-1675 nm
- G02B6/02228—Dispersion flattened fibres, i.e. having a low dispersion variation over an extended wavelength range
- G02B6/02238—Low dispersion slope fibres
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02214—Optical fibres with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
- G02B6/02219—Characterised by the wavelength dispersion properties in the silica low loss window around 1550 nm, i.e. S, C, L and U bands from 1460-1675 nm
- G02B6/02266—Positive dispersion fibres at 1550 nm
- G02B6/02271—Non-zero dispersion shifted fibres, i.e. having a small positive dispersion at 1550 nm, e.g. ITU-T G.655 dispersion between 1.0 to 10 ps/nm.km for avoiding nonlinear effects
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02214—Optical fibres with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
- G02B6/0228—Characterised by the wavelength dispersion slope properties around 1550 nm
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
- G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
- G02B6/03638—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 3 layers only
- G02B6/0365—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 3 layers only arranged - - +
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
- G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
- G02B6/03661—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 4 layers only
- G02B6/03666—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 4 layers only arranged - + - +
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2201/00—Type of glass produced
- C03B2201/06—Doped silica-based glasses
- C03B2201/08—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant
- C03B2201/12—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with fluorine
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2201/00—Type of glass produced
- C03B2201/06—Doped silica-based glasses
- C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
- C03B2201/31—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with germanium
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2203/00—Fibre product details, e.g. structure, shape
- C03B2203/10—Internal structure or shape details
- C03B2203/22—Radial profile of refractive index, composition or softening point
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2203/00—Fibre product details, e.g. structure, shape
- C03B2203/36—Dispersion modified fibres, e.g. wavelength or polarisation shifted, flattened or compensating fibres (DSF, DFF, DCF)
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Dispersion Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Thermal Sciences (AREA)
- Optical Communication System (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP35069196 | 1996-12-27 | ||
JP35069196 | 1996-12-27 | ||
EP97122941A EP0851245B1 (fr) | 1996-12-27 | 1997-12-29 | Fibre optique à dispersion décalée |
Related Parent Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97122941.4 Division | 1997-12-29 | ||
EP97122941A Division EP0851245B1 (fr) | 1996-12-27 | 1997-12-29 | Fibre optique à dispersion décalée |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1233287A2 EP1233287A2 (fr) | 2002-08-21 |
EP1233287A3 true EP1233287A3 (fr) | 2002-10-09 |
EP1233287B1 EP1233287B1 (fr) | 2005-09-07 |
Family
ID=18412195
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97122941A Expired - Lifetime EP0851245B1 (fr) | 1996-12-27 | 1997-12-29 | Fibre optique à dispersion décalée |
EP02008187A Expired - Lifetime EP1233287B1 (fr) | 1996-12-27 | 1997-12-29 | Fibre à dispersion décalée |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97122941A Expired - Lifetime EP0851245B1 (fr) | 1996-12-27 | 1997-12-29 | Fibre optique à dispersion décalée |
Country Status (10)
Country | Link |
---|---|
US (2) | US6072929A (fr) |
EP (2) | EP0851245B1 (fr) |
KR (1) | KR100301882B1 (fr) |
CN (1) | CN1116617C (fr) |
AU (1) | AU733584B2 (fr) |
CA (1) | CA2225889A1 (fr) |
DE (2) | DE69734167T2 (fr) |
HK (1) | HK1009184A1 (fr) |
ID (1) | ID19348A (fr) |
TW (1) | TW359760B (fr) |
Families Citing this family (63)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5835655A (en) | 1995-01-26 | 1998-11-10 | Corning Incorporated | Large effective area waveguide fiber |
CA2225889A1 (fr) * | 1996-12-27 | 1998-06-27 | Sumitomo Electric Industries, Ltd. | Fibre a dispersion decalee |
DE69836402T2 (de) | 1997-09-12 | 2007-09-20 | Corning Inc. | Optischer Wellenleiter mit niedriger Dämpfung |
JP2001521204A (ja) | 1997-10-29 | 2001-11-06 | コーニング インコーポレイテッド | 有効面積を大きくする導波路分布 |
WO1999030194A1 (fr) * | 1997-12-05 | 1999-06-17 | Sumitomo Electric Industries, Ltd. | Fibre optique a dispersion decalee |
WO1999030193A1 (fr) * | 1997-12-05 | 1999-06-17 | Sumitomo Electric Industries, Ltd. | Fibre optique a dispersion plate |
US6421490B1 (en) | 1998-02-23 | 2002-07-16 | Corning Incorporated | Low slope dispersion managed waveguide |
US6396986B1 (en) * | 1998-04-22 | 2002-05-28 | Corning Incorporated | Method of making optical fibers |
KR100322131B1 (ko) * | 1999-01-28 | 2002-02-04 | 윤종용 | 오.에이치.차단층을 구비한 광섬유 모재 및 그 제조방법 |
US6343176B1 (en) | 1998-07-31 | 2002-01-29 | Corning Incorporated | Long haul single mode waveguide |
DE19839870A1 (de) | 1998-09-02 | 2000-03-09 | Deutsche Telekom Ag | Optische Single-Mode-Lichtleitfaser |
US6212322B1 (en) | 1998-09-11 | 2001-04-03 | Corning Incorporated | Positive dispersion low dispersion slope fiber |
JP4499288B2 (ja) | 1998-09-17 | 2010-07-07 | アルカテル−ルーセント | Wdm光ファイバ伝送システム用の有効面積と分散勾配との最適化された比を有する光ファイバ |
FR2783609B1 (fr) | 1998-09-17 | 2002-08-30 | Cit Alcatel | Fibre optique monomode optimisee pour les hauts debits |
EP1122562A4 (fr) * | 1998-09-18 | 2005-08-31 | Sumitomo Electric Industries | Fibre a compensation de dispersion |
FR2784198B1 (fr) * | 1998-10-05 | 2002-08-30 | Cit Alcatel | Fibre optique utilisable pour systeme de transmissions a multiplexage en longueur d'onde |
CN1327254C (zh) | 1998-11-26 | 2007-07-18 | 住友电气工业株式会社 | 光纤以及包含该光纤的传光系统 |
US6233387B1 (en) * | 1998-11-30 | 2001-05-15 | Corning Incorporated | Broadband pulse-reshaping optical fiber |
CN1133083C (zh) * | 1998-12-17 | 2003-12-31 | 住友电气工业株式会社 | 光纤 |
US6337942B1 (en) * | 1998-12-17 | 2002-01-08 | Sumitomo Electric Industries, Ltd. | Optical fiber |
US6650842B1 (en) * | 1998-12-18 | 2003-11-18 | Worldcom, Inc. | Optical link with reduced four-wave mixing |
TW419603B (en) * | 1999-03-03 | 2001-01-21 | Sumitomo Electric Industries | Optical fiber |
WO2000054439A1 (fr) * | 1999-03-09 | 2000-09-14 | Sumitomo Electric Industries, Ltd. | Systeme de communication optique |
CA2334888A1 (fr) * | 1999-04-13 | 2000-10-19 | Sumitomo Electric Industries, Ltd. | Fibre optique et systeme de communication optique comprenant celle-ci |
TW451088B (en) * | 1999-04-16 | 2001-08-21 | Sumitomo Electric Industries | Optical fiber and optical transmission line including the same |
US6301422B1 (en) * | 1999-04-28 | 2001-10-09 | Corning Incorporated | Large effective area fiber having a low total dispersion slope |
JP2000347056A (ja) * | 1999-06-08 | 2000-12-15 | Sumitomo Electric Ind Ltd | 分散補償光ファイバおよび光伝送システム |
BR0006845A (pt) * | 1999-06-25 | 2001-07-03 | Furukawa Electric Co Ltd | Fibra óptica de compensação de dispersão e linha de transmissão óptica usando a fibra óptica |
EP1120671A4 (fr) | 1999-07-12 | 2005-06-01 | Fujikura Ltd | Fibre optique a dispersion decalee |
US6694079B1 (en) | 1999-07-27 | 2004-02-17 | Fujikura Ltd. | Disperson-shifted optical fiber employing dual shape core profile |
EP1116059A4 (fr) | 1999-07-27 | 2005-07-20 | Corning Inc | Guide d'onde optique ayant une dispersion negative et une grande a eff? |
BR0007020A (pt) * | 1999-08-20 | 2001-07-03 | Furukawa Eletric Co Ltd | Fibra ótica e linha de transmissão ótica |
US6430346B1 (en) | 1999-09-03 | 2002-08-06 | Corning Incorporated | Negative dispersion single mode waveguide fiber |
RU2216029C2 (ru) | 1999-09-09 | 2003-11-10 | Фудзикура Лтд. | Оптическое волокно с дисперсионным смещением |
US6424778B1 (en) * | 1999-09-29 | 2002-07-23 | Corning Incorporated | Optical fiber with large effective area and low dispersion slope for submarine applications |
US6490396B1 (en) * | 1999-09-29 | 2002-12-03 | Corning Incorporated | Optical waveguide fiber |
EP1238298A1 (fr) | 1999-11-22 | 2002-09-11 | Corning Incorporated | Fibre guide d'ondes a dispersion decalee a grande surface efficace |
US6324327B1 (en) | 1999-11-23 | 2001-11-27 | Corning Incorporated | Low dispersion slope negative dispersion optical fiber |
US6775451B1 (en) | 1999-12-30 | 2004-08-10 | Corning Incorporated | Secondary coating composition for optical fibers |
WO2001049630A1 (fr) | 1999-12-30 | 2001-07-12 | Corning Incorporated | Guide d'onde optique gaine et procede de revetement |
US6453102B1 (en) | 2000-02-07 | 2002-09-17 | Corning Incorporated | Dispersion compensating module and mode converter, coupler and dispersion compensating optical waveguide therein |
US6584263B2 (en) | 2000-07-26 | 2003-06-24 | Corning Incorporated | Optical fiber coating compositions and coated optical fibers |
JP2004519701A (ja) | 2000-08-16 | 2004-07-02 | コーニング・インコーポレーテッド | 大なる実効面積、低分散且つ低分散傾斜を有する光ファイバ |
US6490398B2 (en) * | 2001-02-21 | 2002-12-03 | Fitel Usa Corp. | Dispersion-compensating fiber having a high figure of merit |
JP3784656B2 (ja) * | 2001-03-15 | 2006-06-14 | 株式会社フジクラ | 分散補償光ファイバおよびこれを用いた分散補償モジュールと光ファイバ複合伝送路 |
US6771865B2 (en) * | 2002-03-20 | 2004-08-03 | Corning Incorporated | Low bend loss optical fiber and components made therefrom |
JP2004037503A (ja) * | 2002-06-28 | 2004-02-05 | Furukawa Electric Co Ltd:The | 光ファイバ |
US20040022509A1 (en) * | 2002-07-31 | 2004-02-05 | Pushkar Tandon | Non-zero dispersion shifted optical fiber with depressed core having large effective area, low slope and low dispersion |
US6707976B1 (en) * | 2002-09-04 | 2004-03-16 | Fitel Usa Corporation | Inverse dispersion compensating fiber |
US6952519B2 (en) * | 2003-05-02 | 2005-10-04 | Corning Incorporated | Large effective area high SBS threshold optical fiber |
JP4219825B2 (ja) * | 2004-01-26 | 2009-02-04 | 古河電気工業株式会社 | 非線形分散シフト光ファイバ |
CN100397117C (zh) * | 2004-01-26 | 2008-06-25 | 古河电气工业株式会社 | 非线性色散偏移光纤 |
US7082243B2 (en) * | 2004-04-05 | 2006-07-25 | Corning Incorporated | Large effective area high SBS threshold optical fiber |
KR100651506B1 (ko) * | 2004-05-13 | 2006-11-29 | 삼성전자주식회사 | 장거리 광 통신망을 위한 광섬유 |
KR100735239B1 (ko) * | 2004-05-28 | 2007-07-03 | 삼성전자주식회사 | 메트로 망용 광섬유 |
CN1847179B (zh) * | 2005-04-13 | 2010-09-08 | 富通集团有限公司 | 一种光纤预制棒生产方法 |
US8620126B2 (en) * | 2007-03-15 | 2013-12-31 | Nlight Oy | Optical fiber structure and a method of producing thereof |
WO2008136918A2 (fr) * | 2007-05-07 | 2008-11-13 | Corning Incorporated | Fibre à grande zone efficace |
FR2929716B1 (fr) * | 2008-04-04 | 2011-09-16 | Draka Comteq France Sa | Fibre optique a dispersion decalee. |
US9110351B2 (en) * | 2011-07-07 | 2015-08-18 | Ofs Fitel, Llc | Non-linear fiber resistant to perturbations |
JP6255772B2 (ja) * | 2013-07-29 | 2018-01-10 | 住友電気工業株式会社 | 光ファイバおよび光伝送システム |
CN112969943B (zh) * | 2018-11-12 | 2023-02-28 | 松下知识产权经营株式会社 | 用于光束成形的光学纤维结构和方法 |
JP7236560B2 (ja) * | 2019-03-28 | 2023-03-09 | パナソニックIpマネジメント株式会社 | 高周波数ビーム成形を用いた材料処理 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS638707A (ja) * | 1986-06-30 | 1988-01-14 | Fujikura Ltd | 分散シフト光フアイバ |
EP0789255A1 (fr) * | 1996-02-12 | 1997-08-13 | Corning Incorporated | Fibre optique monomode ayant une surface effective et large |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4852968A (en) * | 1986-08-08 | 1989-08-01 | American Telephone And Telegraph Company, At&T Bell Laboratories | Optical fiber comprising a refractive index trench |
JP2831363B2 (ja) * | 1988-11-22 | 1998-12-02 | 株式会社フジクラ | 光ファイバ |
JP3098828B2 (ja) * | 1991-12-09 | 2000-10-16 | 住友電気工業株式会社 | 分散シフトファイバ及びその製造方法 |
US5327516A (en) * | 1993-05-28 | 1994-07-05 | At&T Bell Laboratories | Optical fiber for wavelength division multiplexing |
US5559921A (en) * | 1994-06-24 | 1996-09-24 | Sumitomo Electric Industries, Ltd. | Single mode optical fiber |
US5483612A (en) * | 1994-10-17 | 1996-01-09 | Corning Incorporated | Increased capacity optical waveguide |
US5835655A (en) | 1995-01-26 | 1998-11-10 | Corning Incorporated | Large effective area waveguide fiber |
US5781648A (en) | 1995-04-07 | 1998-07-14 | California Institute Of Technology | Pulse domain neuromorphic integrated circuit for computing motion |
JPH09211249A (ja) * | 1995-11-28 | 1997-08-15 | Sumitomo Electric Ind Ltd | シングルモード光ファイバ |
JP3369389B2 (ja) * | 1996-02-08 | 2003-01-20 | 住友電気工業株式会社 | 分散シフト光ファイバ |
US5684909A (en) * | 1996-02-23 | 1997-11-04 | Corning Inc | Large effective area single mode optical waveguide |
US5781684A (en) | 1996-12-20 | 1998-07-14 | Corning Incorporated | Single mode optical waveguide having large effective area |
CA2225889A1 (fr) * | 1996-12-27 | 1998-06-27 | Sumitomo Electric Industries, Ltd. | Fibre a dispersion decalee |
-
1997
- 1997-12-23 CA CA002225889A patent/CA2225889A1/fr not_active Abandoned
- 1997-12-24 AU AU49252/97A patent/AU733584B2/en not_active Ceased
- 1997-12-24 US US08/998,425 patent/US6072929A/en not_active Expired - Lifetime
- 1997-12-24 KR KR1019970072881A patent/KR100301882B1/ko not_active IP Right Cessation
- 1997-12-26 ID IDP973997A patent/ID19348A/id unknown
- 1997-12-26 TW TW086119789A patent/TW359760B/zh active
- 1997-12-26 CN CN97123291A patent/CN1116617C/zh not_active Expired - Lifetime
- 1997-12-29 DE DE69734167T patent/DE69734167T2/de not_active Expired - Lifetime
- 1997-12-29 EP EP97122941A patent/EP0851245B1/fr not_active Expired - Lifetime
- 1997-12-29 DE DE69719302T patent/DE69719302T2/de not_active Expired - Fee Related
- 1997-12-29 EP EP02008187A patent/EP1233287B1/fr not_active Expired - Lifetime
-
1998
- 1998-08-24 HK HK98110106A patent/HK1009184A1/xx not_active IP Right Cessation
-
2000
- 2000-01-21 US US09/488,643 patent/US6335995B1/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS638707A (ja) * | 1986-06-30 | 1988-01-14 | Fujikura Ltd | 分散シフト光フアイバ |
EP0789255A1 (fr) * | 1996-02-12 | 1997-08-13 | Corning Incorporated | Fibre optique monomode ayant une surface effective et large |
Non-Patent Citations (3)
Title |
---|
MATSUO S ET AL: "DISPERSION SHIFTED OPTICAL FIBER FOR WAVELENGTH-DIVISION -MULTIPLEXING TRANSMISSION", FUJIKURA GIHO, 1 January 1993 (1993-01-01), pages 1 - 5, XP000749816 * |
PATENT ABSTRACTS OF JAPAN vol. 012, no. 210 (P - 717) 16 June 1988 (1988-06-16) * |
YANGSHENG GAO ET AL: "ATTENUATION-OPTIMIZED DISPERSION-FLATTENED QUADRUPLE-CLAD FIBERS WITH MODERATE F-DOPING IN THE FIRST INNER CLADDING", IEEE PHOTONICS TECHNOLOGY LETTERS, IEEE INC. NEW YORK, US, vol. 4, no. 6, 1 June 1992 (1992-06-01), pages 638 - 641, XP000275552, ISSN: 1041-1135 * |
Also Published As
Publication number | Publication date |
---|---|
AU733584B2 (en) | 2001-05-17 |
KR19980064539A (ko) | 1998-10-07 |
DE69734167T2 (de) | 2006-06-14 |
CN1116617C (zh) | 2003-07-30 |
EP1233287A2 (fr) | 2002-08-21 |
EP0851245A2 (fr) | 1998-07-01 |
AU4925297A (en) | 1998-07-02 |
KR100301882B1 (ko) | 2001-10-27 |
US6335995B1 (en) | 2002-01-01 |
EP0851245B1 (fr) | 2003-02-26 |
EP1233287B1 (fr) | 2005-09-07 |
DE69734167D1 (de) | 2005-10-13 |
TW359760B (en) | 1999-06-01 |
DE69719302T2 (de) | 2003-10-16 |
CA2225889A1 (fr) | 1998-06-27 |
US6072929A (en) | 2000-06-06 |
HK1009184A1 (en) | 1999-05-28 |
EP0851245A3 (fr) | 2000-03-15 |
CN1186250A (zh) | 1998-07-01 |
ID19348A (id) | 1998-07-02 |
DE69719302D1 (de) | 2003-04-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1233287A3 (fr) | Fibre à dispersion décalée | |
EP0859247A3 (fr) | Fibre à dispersion décalée | |
CA2277332A1 (fr) | Fibre optique a dispersion plate | |
EP1107027A4 (fr) | Fibre optique et systeme de communication optique comprenant celle-ci | |
DK1067412T3 (da) | Dispersionskompenserende optisk fiber | |
EP0790510A3 (fr) | Un câble symétrique à fibre optique avec dispersion contrÔlée et système | |
CA2202586A1 (fr) | Fibre compensatrice de dispersion et systeme de transmission optique comprenant cette fibre | |
CA2084217A1 (fr) | Dispositifs et systemes de compensation de dispersion | |
CA2237282A1 (fr) | Fibre optique a faible pente de dispersion pour amplificateur a fibres dopees a l'erbium | |
EP0877496A3 (fr) | Ligne de transmission optique avec réduction de la distortion dûe à la dispersion de longueur d'onde | |
EP1054275A4 (fr) | Fibre optique a correction de dispersion et ligne de transmission optique comprenant ladite fibre optique | |
NZ512469A (en) | Optical fiber for metropolitan and access network systems | |
CA2193542A1 (fr) | Fibre a dispersion decalee | |
EP1072909A3 (fr) | Fibre optique à compensation de dispersion et ligne de transmission | |
WO2000019255A3 (fr) | Fibre a faible pente de dispersion a dispersion positive | |
WO2007061561A3 (fr) | Fibre optique a dispersion decalee non nulle a faible attenuation | |
EP1271193A4 (fr) | Ligne de transmission optique et systeme de transmission optique comprenant celle-ci | |
EP1246380A3 (fr) | Compensateur de dispersion pour fibre optique | |
EP1087549A4 (fr) | Systeme de communication optique mrl (multiplexage par repartition en longueur d'onde) | |
EP1814246A3 (fr) | Fibre optique et voie de transmission optique | |
CA2231412A1 (fr) | Fibre optique de correction de la dispersion | |
WO2001018566A3 (fr) | Fibre guide d'ondes monomodale a dispersion negative | |
EP1241810A3 (fr) | Voie de transmission à multiplexage en longueurs d'ondes et fibre pour la compensation de la dispersion utilisée à cet effet | |
DK1081514T3 (da) | Optisk fiber til kompensation af den kromatiske dispersion i en optisk fiber med positiv kromatisk dispersion | |
EP1233288A3 (fr) | Fibre optique et ligne de transmission optique |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20020514 |
|
AC | Divisional application: reference to earlier application |
Ref document number: 851245 Country of ref document: EP |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE FR GB IT SE |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE FR GB IT SE |
|
AKX | Designation fees paid |
Designated state(s): DE FR GB IT SE |
|
17Q | First examination report despatched |
Effective date: 20040506 |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AC | Divisional application: reference to earlier application |
Ref document number: 0851245 Country of ref document: EP Kind code of ref document: P |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): DE FR GB IT SE |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D |
|
REF | Corresponds to: |
Ref document number: 69734167 Country of ref document: DE Date of ref document: 20051013 Kind code of ref document: P |
|
REG | Reference to a national code |
Ref country code: SE Ref legal event code: TRGR |
|
ET | Fr: translation filed | ||
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed |
Effective date: 20060608 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: SE Payment date: 20081205 Year of fee payment: 12 |
|
EUG | Se: european patent has lapsed | ||
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20091230 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 19 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 20 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20161220 Year of fee payment: 20 Ref country code: GB Payment date: 20161228 Year of fee payment: 20 Ref country code: FR Payment date: 20161111 Year of fee payment: 20 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: IT Payment date: 20161221 Year of fee payment: 20 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R071 Ref document number: 69734167 Country of ref document: DE |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: PE20 Expiry date: 20171228 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF EXPIRATION OF PROTECTION Effective date: 20171228 |